Home / 32,955.12-45,475.56-18,806.04

Finding the Fourth Proportional to 32,955.12, 45,475.56 and 18,806.04

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Solution

The fourth proportional to 32,955.12, 45,475.56 and 18,806.04 is: 25,950.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,955.12 : 45,475.56 = 18,806.04 : x
  2. Step 2: Convert to fraction form
    32,955.12/45,475.56 = 18,806.04/x
  3. Step 3: Cross multiply
    32,955.12x = 45,475.56 × 18,806.04
  4. Step 4: Simplify right side
    32,955.12x = 855,215,200.38
  5. Step 5: Solve for x
    x = 855,215,200.38/32,955.12
  6. Step 6: Final answer
    x = 25,950.91

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Double scale
Find fourth proportional to 32,956.12, 45,476.94 and 18,807.04
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.